| ITF M25 Sapporo MD | 09/11 05:50 | 26 | Matsumura/Matsuoka v Saitoh/Tajima | 5-7,1-6 | |
| ITF M25 Sapporo MD | 09/03 05:35 | 26 | Ogura/Thompkins v Matsumura/Matsuoka | 6-2,6-3 | |
| ITF M15 Yanagawa MD | 12/23 03:00 | 27 | Matsumura/Matsuoka v Saitoh/Tanuma | 1-6,2-6 | |
| ITF M15 Yanagawa MD | 12/22 08:45 | 26 | Matsumura/Matsuoka v Matsuda/Shiraishi | 7-5,5-7,15-13 |